Pith Number

pith:INP5OC66

pith:2018:INP5OC66DTAOSPTYXF5ZGCZ444

not attested not anchored not stored refs pending

Metallicity Distribution of Disk Stars and the Formation History of the Milky Way

Daisuke Toyouchi, Masashi Chiba

arxiv:1802.05524 v1 · 2018-02-15 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{INP5OC66DTAOSPTYXF5ZGCZ444}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:20:02.125042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

435fd70bde1cc0e93e78b97b930b3ce70aa9c29da45d84762b2a52b4b180d955

Aliases

arxiv: 1802.05524 · arxiv_version: 1802.05524v1 · doi: 10.48550/arxiv.1802.05524 · pith_short_12: INP5OC66DTAO · pith_short_16: INP5OC66DTAOSPTY · pith_short_8: INP5OC66

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/INP5OC66DTAOSPTYXF5ZGCZ444 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 435fd70bde1cc0e93e78b97b930b3ce70aa9c29da45d84762b2a52b4b180d955

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b400ac883f08835d3e079d56f2b784198bf8a7f4c5b89d4d5a16919f1c2695",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-15T13:36:46Z",
    "title_canon_sha256": "06921ac0565ae88db0d97be08c7e16ad969d21badf4d3258924036573d300b64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05524",
    "kind": "arxiv",
    "version": 1
  }
}